Keskustelu: Nettisivujen teko: Puuttuva heittomerkki

$sql_palvelin = "localhost";
$sql_tunnus = "tfc";
$sql_salasana = "..";
$sql_tietokanta = "tfc1";
$connu = mysql_connect($sql_palvelin,$sql_tunnus,$sql_salasana) or die("Connecting was aborted.");
mysql_select_db($sql_tietokanta) or die ("Error during connecting to database.");
mysql_query("CREATE TABLE IF NOT EXISTS artists (
            id integer(6) auto_increment primary key,
            tunnus varchar(15),
            salasana varchar(32),
            istunto varchar(32),
            maili varchar(60),
            showmail varchar(1),
            mailme varchar(1),
            loc varchar(55)
            )",$connu);
if(($tunnus = $_POST['tunnus']) & ($salasana = $_POST['salasana']) & ($varmistus = $_POST['varmistus']) & ($maili = $_POST['maili']) & ($showmail = $_POST['showmail']) & ($mailme = $_POST['mailme']) & ($loc = $_POST['loc])){
   if($salasana == $varmistus){
      $vast = mysql_query("SELECT * FROM artists WHERE tunnus = '".addslashes($tunnus)."'",$connu);
      if(mysql_num_rows($vast) < "1"){
         mysql_query("INSERT INTO artists (tunnus,salasana,maili,showmail,mailme,loc) VALUES ('".addslashes($tunnus)."','".md5($salasana)."','".addslashes($maili)."','".
addslashes($showmail)."','".addslashes($mailme)."','".addslashes($loc)."')",$connu);
         if(mysql_affected_rows($connu) == "1"){
            print "Joining was succesful.<br>\n";
         }else print "Joining was unsuccesful.<br>\n";
      }else print "Artist name taken, please take another name.<br>\n";
   }else print "Passwords didn't seem to match.<br>\n";
}
mysql_close($connu);